(USA) Senior, Data Scientist

Position Summary...

What you'll do...

As a Senior Data Scientist at Walmart, you will leverage advanced analytical techniques and domain expertise to identify, develop, and deploy data-driven solutions that enhance business outcomes. This role requires proficiency in data sourcing, model development, validation, and scalable deployment, alongside strong coding and visualization skills. You will collaborate with cross-functional teams to translate complex business challenges into actionable insights, guiding decision-making through robust data strategies. Your expertise will support continuous improvement and innovation, ensuring data assets deliver measurable value aligned with Walmart's strategic objectives.

The team leads Walmart Search's data science and measurement strategy, collaborating with senior leaders to drive business growth. They develop analytical roadmaps focused on ranking, relevance, and monetization while building an advanced self-serve analytics platform to accelerate insights. The team designs and executes large-scale experimentation programs, including A/B testing across search ranking, user interface, and monetization features. By applying advanced analytics and machine learning, they prioritize innovation and impact to enhance customer experience and business outcomes. Strong leadership, project management, and collaboration skills are essential to their success.

• Identify and source relevant data from multiple business domains and databases to support analytical initiatives.
• Perform data quality assessments and ensure data integrity for accurate model development.
• Develop, test, and deploy advanced analytical models using programming languages such as Python and SQL.
• Evaluate model performance through rigorous validation techniques and optimize for scalability and sustainability.
• Create clear and insightful data visualizations to communicate findings effectively to stakeholders.
• Translate complex business problems into data-driven solutions aligned with strategic objectives.
• Mentor junior team members on analytical methods and best practices.

• Extensive experience in data science and advanced analytical modeling techniques, including machine learning and statistical methods.
• Proficiency in Python programming and data visualization tools such as Matplotlib, Plotly, or Tableau to communicate complex insights effectively.
• Strong knowledge of data source identification, data quality assessment, and data governance principles within distributed data environments.
• Ability to develop, test, validate, and deploy scalable analytical models aligned with business objectives.
• Demonstrated expertise in translating business requirements into data-driven solutions and providing actionable recommendations.
• Experience mentoring junior associates and collaborating cross-functionally to drive data-enabled decision-making.

At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more. You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see . Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.

For information about benefits and eligibility, see One.Walmart .

The annual salary range for this position is $117,000.00 - $234,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :

• Stock

Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

• Option 1- Bachelor's degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 3 years' experience in an analytics related field.
• Option 2- Master's degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 1 years' experience in an analytics related field.
• Option 3 - 5 years' experience in an analytics or related field.

Preferred Qualifications...

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.

Data science, machine learning, optimization models, Master's degree in Machine Learning, Computer Science, Information Technology, Operations Research, Statistics, Applied Mathematics, Econometrics, Successful completion of one or more assessments in Python, Spark, Scala, or R, Using open source frameworks (for example, scikit learn, tensorflow, torch), We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart's accessibility standards and guidelines for supporting an inclusive culture.

Primary Location...

809 11th Ave, Sunnyvale, CA , United States of AmericaWalmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.

Walmart is committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.

Benefits you'll enjoy

Discount Card

Get 10% off

Walmart associates are eligible for a 10% discount card on most regular-priced items and fresh produce in-store and on select items at Walmart.com. Eligible after 90 days of employment.

Live Better U

100% covered

Earn a degree or in-demand skills certificates with no debt- Walmart covers 100% of tuition and books. Live Better U offers 60+ programs for Associates to pursue their dreams.

Ready to grow your career? Walmart Academy offers job-specific retail training and leadership courses to help Associates reach their career goals.

Enjoy 401(k) matching and stock purchase plans.

Paid time off

Take a break as needed for vacation, sick leave, holidays, parental leave, and more

Medical, dental, vision, and wellness programs for you and your family

Access mental health resources and assistance programs for life's challenges

Training, leadership programs, and clear paths to advance.

Imagine a workplace surrounded by innovation.At Walmart's new Home Office in Bentonville, Arkansas, we're redefining what it means to work at a global leader. Set on 350 acres of thoughtfully revitalized land, our new campus seamlessly integrates the charm of Northwest Arkansas with cutting edge design and technology. From biking trails and outdoor courtyards to flexible, tech-enabled workspaces, every detail reflects our commitment to sustainability, connection, and culture. With amenities like on-site childcare at our Little Squiggles Children's Enrichment Center, the Walton Family Whole Health & Fitness Center, and a vibrant food hall featuring local and international favorites, we're creating a space where work-life balance isn't just a goal—it's a reality. Beyond the campus, Bentonville offers a dynamic lifestyle with world-class dining, art at the Crystal Bridges Museum, and countless outdoor activities. Whether you're exploring High South cuisine, enjoying live performances at our new amphitheater, or cycling the Razorback Greenway, you'll experience the perfect blend of small-town charm and big-city amenities. Join us at Walmart and grow your career alongside a community that feels like home. This isn't just a workplace—it's a destination for leaders eager to make a difference.